7y+15+y=4y+3

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Solution for 7y+15+y=4y+3 equation:


Simplifying
7y + 15 + y = 4y + 3

Reorder the terms:
15 + 7y + y = 4y + 3

Combine like terms: 7y + y = 8y
15 + 8y = 4y + 3

Reorder the terms:
15 + 8y = 3 + 4y

Solving
15 + 8y = 3 + 4y

Solving for variable 'y'.

Move all terms containing y to the left, all other terms to the right.

Add '-4y' to each side of the equation.
15 + 8y + -4y = 3 + 4y + -4y

Combine like terms: 8y + -4y = 4y
15 + 4y = 3 + 4y + -4y

Combine like terms: 4y + -4y = 0
15 + 4y = 3 + 0
15 + 4y = 3

Add '-15' to each side of the equation.
15 + -15 + 4y = 3 + -15

Combine like terms: 15 + -15 = 0
0 + 4y = 3 + -15
4y = 3 + -15

Combine like terms: 3 + -15 = -12
4y = -12

Divide each side by '4'.
y = -3

Simplifying
y = -3

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